2273773722 has 64 divisors (see below), whose sum is σ = 5046312960. Its totient is φ = 677230400.

The previous prime is 2273773699. The next prime is 2273773727.

It is a happy number.

2273773722 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2273773727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2244088 + ... + 2245100.

It is an arithmetic number, because the mean of its divisors is an integer number (78848640).

Almost surely, 2^2273773722 is an apocalyptic number.

2273773722 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2273773722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2523156480).

2273773722 is an abundant number, since it is smaller than the sum of its proper divisors (2772539238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2273773722 is a wasteful number, since it uses less digits than its factorization.

2273773722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579.

The product of its digits is 345744, while the sum is 42.

The square root of 2273773722 is about 47684.1034517794. The cubic root of 2273773722 is about 1314.9697057698.

The spelling of 2273773722 in words is "two billion, two hundred seventy-three million, seven hundred seventy-three thousand, seven hundred twenty-two".